watch them dance
看他们跳舞
以上为机器翻译结果，长、整句建议使用 人工翻译 。
It is a joy to watch them dance. As long as you are willing, you can join them whenever you like.
看着他们舞蹈，是一种快乐，只要你愿意，随时都可以加入他们。
youdao
"We used to watch them. You know when you rewind a song just to see the video and the moves, the dance.
VOA: standard.2009.07.01
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